Pith Number

pith:V4Z3X4WT

pith:2018:V4Z3X4WTO5VECTML7SKOALIENW

not attested not anchored not stored refs pending

Enumerating sparse uniform hypergraphs with given degree sequence and forbidden edges

Catherine Greenhill, Haya S. Aldosari

arxiv:1805.04991 v4 · 2018-05-14 · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4Z3X4WTO5VECTML7SKOALIENW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:01:15.012261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af33bbf2d3776a414d8bfc94e02d046da6c4f92a450679cf1020b74d34a97dec

Aliases

arxiv: 1805.04991 · arxiv_version: 1805.04991v4 · doi: 10.48550/arxiv.1805.04991 · pith_short_12: V4Z3X4WTO5VE · pith_short_16: V4Z3X4WTO5VECTML · pith_short_8: V4Z3X4WT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/V4Z3X4WTO5VECTML7SKOALIENW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: af33bbf2d3776a414d8bfc94e02d046da6c4f92a450679cf1020b74d34a97dec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18c2fb9775f0ed86c264956ed9ff8d7425f642609fdd90565de73b6477d7efbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-05-14T02:47:51Z",
    "title_canon_sha256": "7f23bc5f13fd9f249c71a696c589f7ab8c8f47dd7b632e4dfc400f575c3dcaed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04991",
    "kind": "arxiv",
    "version": 4
  }
}